Home / 67,729.23-101,577.51-28,264.95

Finding the Fourth Proportional to 67,729.23, 101,577.51 and 28,264.95

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Solution

The fourth proportional to 67,729.23, 101,577.51 and 28,264.95 is: 42,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.23 : 101,577.51 = 28,264.95 : x
  2. Step 2: Convert to fraction form
    67,729.23/101,577.51 = 28,264.95/x
  3. Step 3: Cross multiply
    67,729.23x = 101,577.51 × 28,264.95
  4. Step 4: Simplify right side
    67,729.23x = 2,871,083,241.27
  5. Step 5: Solve for x
    x = 2,871,083,241.27/67,729.23
  6. Step 6: Final answer
    x = 42,390.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.